Hanrahaning, is when someone is inhaling a bong hit through a
bong, but accidentally exhales their bong hit back into the
bong making the bowl and
water pop up out of the bongs stem making a mess in the immediate area.
Person
1: exhales into
bong while in the middle of taking bong hit.
Person 2: Hey you just hanrahaned the
bong or he is hanrahaning the bong.